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Platyostoma hemispherica
Taxonomy
Euomphalus hemisphericus was named by Hall (1843). It is a 3D body fossil.
It was recombined as Straparollus hemisphericus by d'Orbigny (1849); it was recombined as Diaphorostoma hemisphericum by Gillette (1947); it was recombined as Platyostoma hemispherica by Hall (1852) and Wagner (2023).
It was recombined as Straparollus hemisphericus by d'Orbigny (1849); it was recombined as Diaphorostoma hemisphericum by Gillette (1947); it was recombined as Platyostoma hemispherica by Hall (1852) and Wagner (2023).
Synonymy list
| Year | Name and author |
|---|---|
| 1843 | Euomphalus hemisphericus Hall p. 110 figs. txt f. 109.1-2; 109, figs. 1, 2; pl. 16, figs. 1, 2 |
| 1849 | Straparollus hemisphericus d'Orbigny p. 29 |
| 1852 | Platyostoma hemispherica Hall p. 288 figs. pl. 60, fig. 2a, b |
| 1947 | Diaphorostoma hemisphericum Gillette |
| 2023 | Platyostoma hemispherica Wagner p. S3646 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Platyostoma hemispherica Hall 1843
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, superf = superfamily, c = class | |||||
| References: Kiessling 2004, Batten 1984, Knight et al. 1960 | |||||
Age range: base of the Rhuddanian to the top of the Sheinwoodian or 443.40000 to 430.50000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Rhuddanian | Canada (Ontario) | Platyostoma hemispherica (173224) | |
| Telychian | USA (New York) | Diaphorostoma hemisphericum (83098) | |
| Sheinwoodian | USA (New York) | Diaphorostoma hemisphericum (82545) | |
| Wenlock | USA (New York) | Diaphorostoma hemisphericum (81813 81920) |